situation was again reiterated. Shortly after midnight on the new Yoke Day, the scheduled weather reconnaissancearrived. A complete suuszaryof the weather in the local area as well as the weather enroute from Kwajalein to Eniuetok was obtained. Due to considerablemoonlight, the observations by the ~ather recom~ss~ce A summary of this infowtion were in detail without difficulty. follows: 0015M Weather enroute nstly two to three tenths low flat cumulus with a few cirrus outlined against the moon. Few widely scattered showers. 0200M Moon is well up, much high thin cirrus to the east, not much in the local area. 0300.H Now at 30,000 feet true altitude, cumulus are more numerous but tops are still below 6,OOO feet. There is nothing to the east. Cirrus banded, about two tenths aml it is well above us, estimate from 10 to 15 thousad at least. Of+oai No change in previous report. In the northeast there are one or two cumulus tops to 9,000 feet. 0540M There is I.lttlechange in the previous observation. Estimate about four tenths cloudu, tops to 6,500 feet. 0550M Nothing new to report. As the watbr informationbecame available from the aircraft it was wmmarized ad presented to the Commander of JTF ‘7. At both the 0230M and the 0445M briefing it was pointed out that the weather waa developing as forecast. An esU.mate of the forecast drift of the atomic cloud was presented at the Yoke minus om day 1800 briefing. The picture indicated that the upper part of the clod would move rapidly and SECTION XII